Which of the following is not used in measuring perpendicular offsets?

Ina precision traverse, included angles are measured by setting the vernier ............

The telescope of a dumpy level ............

A series of closely spaced contour lines represents a ............

Accuracy of elevation of various points obtained from contour map is limited to ............

An average length of a pace is ............

The vertical distance between any two consecutive contours is called ............

If the plane table is not horizontal in a direction at right angles to the alidade, the line of sight is parallel to the…

When the staff is held on a B.M. of R.L. 100.000, the staff reading was 2.000. When the staff is held on station P, the …